제출 #852281

#제출 시각아이디문제언어결과실행 시간메모리
852281stdfloatFoehn Phenomena (JOI17_foehn_phenomena)C++17
30 / 100
1047 ms2912 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; int main() { ios::sync_with_stdio(false); cin.tie(nullptr); int n, q, s, t; cin >> n >> q >> s >> t; vector<int> a(n + 1); for (int i = 0; i <= n; i++) { cin >> a[i]; } while (q--) { int l, r, x; cin >> l >> r >> x; for (int i = l; i <= r; i++) { a[i] += x; } ll ans = 0; for (int i = 0; i < n; i++) { ans += 1LL * (a[i] < a[i + 1] ? s : t) * (a[i] - a[i + 1]); } cout << ans << '\n'; } }
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